Sale order line product tax default multi companies

1.Add taxes to customer taxes field. 

Set one tax per company. If i use 3 companies in Odoo, the set 3 taxes as on screensho

2.Check result

When you add product in sale order line. Tax will add auto. Because it will filter from current company and leave tax 1 from 3 only which in our current company

Difference mail.template ir.ui.view and compose
how not to get confused